The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 18, 2018
Filed:
Apr. 13, 2015
Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;
Vesa Torvinen, Turku, FI;
Vesa Lehtovirta, Jorvas, FI;
Katharina Pfeffer, Graz, AT;
Patrik Teppo, Jorvas, FI;
Monica Wifvesson, Lund, SE;
Telefonaktiebolaget LM Ericsson (publ), Stockholm, SE;
Abstract
This relates to wireless communications, and in particular to the generation of keying material for security purposes. In particular, A method of performing authentication for a user terminal. The method comprises performing an Authentication and Key Agreement procedure for authenticating the user terminal in a cellular access network, wherein a core network of the cellular network comprises a Home Subscriber Server; determining in a Bootstrapping Server Function that the user terminal requires keying material for use outside the cellular access network. The method also comprises transferring authentication information directly from the Home Subscriber Server to the Bootstrapping Server Function; and generating session keys in the Bootstrapping Server Function using said authentication information, wherein said session keys are also generated in the user terminal.